Java面向对象:定义一个圆Circle类、长方形Rectangle类和一个用于计算面积的接口Area。在main方法中产生1个圆和1个长方形,调用方法计算并输出面积 定义一个圆Circle类、长方形Rectangle类和一个用于计算面积的接口Area。在main方法中产生1个圆和1个长方形,调用方法计算并输出面积 下面是java代码... 定义一个接口,并...
结果一 题目 Calculate the perimeter and the area of a circle . (skill) 答案 skillfully考查副词辨析。句意:巧妙地计算圆的周长和面积。此处修饰动词calculate,应该用副词;skillful表示 "巧妙的" ,其副词在词尾加ly,故填skillfully。相关推荐 1Calculate the perimeter and the area of a circle . (skill) ...
Python Code:# Import the 'pi' constant from the 'math' module to calculate the area of a circle from math import pi # Prompt the user to input the radius of the circle r = float(input("Input the radius of the circle : ")) # Calculate the area of the circle using the formula: ...
百度试题 题目定义一个接口Area,其中包含一个计算面积的抽象方法calculateArea( ),然后设计MyCircle和MyRectangle两个类都实现这个接口中的方法calculateArea( ),计算圆和矩形的面积。相关知识点: 试题来源: 解析反馈 收藏
circle 类定义 包含一个私有成员变量 radius,用于存储圆的半径。 包含一个构造函数,用于初始化半径。 声明了一个友元函数 calculateArea。 友元函数实现 calculateArea 函数接受一个 circle 类型的常量引用作为参数。 使用公式 面积= π× radius² 计算面积,并返回结果。 main 函数 提示用户输入圆的半径,并读取输入...
Write a Java program to create a class called "Rectangle" with width and height attributes. Calculate the area and perimeter of the rectangle.Sample Solution:Java Code:// Define the Rectangle class public class Rectangle { // Declare a private variable to store the width of the rectangle ...
2.4 Area of CircleSteps:Click on the C5 cell as you want your result in this cell. Write the following formula in the cell.=PI()*POWER(B5,2)Note: The PI function is a function that is used in Excel to return the value of π which is 3.1416.Find the area of the first circle of...
Area of circle:The area of circle is equal to the space occupied by the circle. It is equal to the product of the pi and square of the radius of the circle. It is expressed as follows: {eq}\rm Area\;of\;circle = \rm \pi {r^2} {/eq}...
百度试题 结果1 题目Calculate the perimeter and the area of a circle ___. (skill) 相关知识点: 试题来源: 解析 skillfully 反馈 收藏
百度试题 结果1 题目A circle has radius 8cm.Calculate the area of the circle. 相关知识点: 试题来源: 解析 π×r²=π×8²=64π=201.06cm² 反馈 收藏